.main .comodity_demo{width: 1200px;padding: 10px 20px;margin: 0 auto;}
.main .comodity_demo ul{display: block;height:620px;}
.main .comodity_demo li{display: block;width: 198px;float: left;margin: 10px 20px;border: 1px solid #666666;}
.main .comodity_demo li .img{width: 100%;height: 228px;background-size: cover;}
.main .comodity_demo li .price{height: 50px;color: red;text-align: center;line-height: 50px;font-weight: bolder;}

.main .page{width: 100%;height: 100px;}
.main .page .now_page{width: 100px;height: 30px;text-align: center;left:600px ;top: 0;}
.main .page .up,
.main .page .down{width: 100px;height: 30px;top: 35px;line-height: 30px;cursor: pointer;}
.main .page .up{left: 375px}
.main .page .down{right: 375px}
.main .page .up:hover,
.main .page .down:hover,
.main .page .jump_btn:hover{color: red}
.main .page .jump_input,
.main .page .jump_btn{width: 50px;height: 30px;line-height: 30px;top: 35px;}
.main .page .jump_input{left: 600px;text-align: center;}
.main .page .jump_btn{left: 670px;cursor: pointer;}